Summary of the invention
In view of this, the embodiment of the present invention provides phase-reversing tube structure and phase inverted cabinet, solves the problem that existing phase-reversing tube length is constant, makes phase inverted cabinet obtain different bass audio effects.
The technical scheme of the embodiment of the present invention is as follows:
Phase-reversing tube structure, comprises main phase-reversing tube and secondary phase-reversing tube; Main phase-reversing tube is connected with secondary phase-reversing tube, and main phase-reversing tube and secondary phase-reversing tube can relative movements.
Wherein, main phase-reversing tube is threaded with secondary phase-reversing tube, and main phase-reversing tube and secondary phase-reversing tube can opposed helical stretching motions.
Wherein, phase-reversing tube structure also comprises driving mechanism; Driving mechanism is connected with secondary phase-reversing tube, and driving mechanism drives secondary phase-reversing tube along the axial direction back and forth movement of main phase-reversing tube.
Wherein, driving mechanism comprises motor and transmission guide rod; Motor is connected with transmission guide rod, and transmission guide rod drives secondary phase-reversing tube along the axial direction back and forth movement of main phase-reversing tube.
Wherein, phase-reversing tube structure also comprises support; Main phase-reversing tube and secondary phase-reversing tube rack-mount.
Wherein, the front opening of main phase-reversing tube is horn-like uncovered, and the forward outer surface of main phase-reversing tube is provided with snap ring.
Phase inverted cabinet, comprise casing and above-mentioned phase-reversing tube structure, phase-reversing tube structure is positioned at casing.
Wherein, casing lateral surface is provided with control button, drives secondary phase-reversing tube along the axial direction back and forth movement of main phase-reversing tube for controlling driving mechanism.
Wherein, the bottom of casing is provided with bellmouth orifice, is provided with loudspeaker above bellmouth orifice.
As shown from the above technical solution, phase-reversing tube structure, comprises main phase-reversing tube and secondary phase-reversing tube; Main phase-reversing tube is connected with secondary phase-reversing tube, and main phase-reversing tube and secondary phase-reversing tube can relative movements.By the relative movement between main phase-reversing tube and secondary phase-reversing tube, make the entire length variable length of phase-reversing tube or shorten, the change of phase-reversing tube entire length makes phase inverted cabinet can obtain different bass audio effects, thus meets the different requirements of consumer to audio.
Embodiment
Below in conjunction with accompanying drawing, describe the embodiment of the embodiment of the present invention in detail.
As shown in Figure 1, phase-reversing tube structure, comprises main phase-reversing tube 1 and secondary phase-reversing tube 2; Main phase-reversing tube 1 is connected with secondary phase-reversing tube 2, and main phase-reversing tube 1 can relative movement with secondary phase-reversing tube 2.In the present embodiment, being not construed as limiting the tubular form of main phase-reversing tube 1 and secondary phase-reversing tube 2, such as, can be cylindrical shape, rectangular shape etc.
Wherein, main phase-reversing tube 1 can adopt with secondary phase-reversing tube 2 and be threaded, and main phase-reversing tube 1 can opposed helical stretching motion with secondary phase-reversing tube 2.Such as, the body of main phase-reversing tube 1 and secondary phase-reversing tube 2 can adopt cylindrical shape, arranges internal thread at the body inner circumferential surface of main phase-reversing tube 1, arranges external screw thread at the body external peripheral surface of secondary phase-reversing tube 2; Also external screw thread can be set at the body external peripheral surface of main phase-reversing tube 1, internal thread is set at the body inner circumferential surface of secondary phase-reversing tube 2; The main phase-reversing tube of hand rotation 1 or secondary phase-reversing tube 2, make the entire length of phase-reversing tube elongated or shorten by opposed helical stretching motion between the two.
Wherein, phase-reversing tube structure also comprises driving mechanism 3; Driving mechanism 3 is connected with secondary phase-reversing tube 2, driving mechanism 3 drives secondary phase-reversing tube 2 along the axial direction back and forth movement of main phase-reversing tube 1, driving mechanism 3 can realize the automatic adjustment of phase-reversing tube entire length, uses driving mechanism 3 to regulate phase-reversing tube entire length can obtain higher accuracy compared to manual adjustments phase-reversing tube entire length.
Wherein, driving mechanism 3 comprises motor 31 and transmission guide rod 32; Motor 31 is connected with transmission guide rod 32, and transmission guide rod 32 drives secondary phase-reversing tube 2 along the axial direction back and forth movement of main phase-reversing tube 1.The connected mode of gear bridle joint can be adopted between transmission guide rod 32 and secondary phase-reversing tube 2, the actuating unit of motor 31 inside outputs power to transmission guide rod 32, transmission guide rod 32 is by rotating clockwise or rotating counterclockwise, thus drive secondary phase-reversing tube 2 to carry out back and forth movement along the axial direction of main phase-reversing tube 1, the entire length of phase-reversing tube is changed, particularly, can be, when transmission guide rod 32 rotates clockwise, the entire length of phase-reversing tube is elongated, when transmission guide rod 32 rotates counterclockwise, the entire length of phase-reversing tube shortens.
Wherein, phase-reversing tube structure also comprises support 4; Main phase-reversing tube 1 and secondary phase-reversing tube 2 are arranged on support 4.By main phase-reversing tube 1, secondary phase-reversing tube 2 and driving mechanism 3 etc. are fixedly mounted on support 4, and the relative movement between main phase-reversing tube 1 and secondary phase-reversing tube 2 can be made more steady.
Wherein, the front opening of main phase-reversing tube 1 is horn-like uncovered 11, and the forward outer surface of main phase-reversing tube 1 is provided with snap ring 12.Arrange horn-like uncovered 11 at the front opening place of main phase-reversing tube 1, can air drag be reduced, accelerate air-flow and pass through, reduce noise.
As shown in Figures 2 and 3, phase inverted cabinet, comprise casing 5 and above-mentioned phase-reversing tube structure, phase-reversing tube structure is positioned at casing 5.Shown in Fig. 2 and Fig. 3 two kind of phase inverted cabinet, its phase-reversing tube structure includes support 4, thus by support 4, main phase-reversing tube 1, secondary phase-reversing tube 2 and driving mechanism 3 etc. are arranged in casing 5, for simple and save for the purpose of cost, phase-reversing tube structure also can not comprise support 4, and directly main phase-reversing tube 1, secondary phase-reversing tube 2 and driving mechanism 3 etc. is arranged in casing 5.Fig. 2 shows a kind of phase inverted cabinet that automatically can regulate phase-reversing tube length, the phase-reversing tube structure of this phase inverted cabinet comprises driving mechanism 3, drive secondary phase-reversing tube 2 along the axial direction back and forth movement of main phase-reversing tube 1 by driving mechanism 3, the embodiment of this driving mechanism 3 can with reference to the content of above-mentioned phase-reversing tube structure.Fig. 3 show a kind of can the phase inverted cabinet of manual adjustments phase-reversing tube length, the phase-reversing tube structure of this phase inverted cabinet is provided with snap ring 12 in the forward outer surface of main phase-reversing tube 1, snap ring 12 is connected on the side panel of phase inverted cabinet further, can relatively rotate between snap ring 12 and main phase-reversing tube 1, thus only need manually in the direction of the clock or horn-like uncovered 11 positions counterclockwise rotating main phase-reversing tube 1 just can make to produce relative movement between main phase-reversing tube 1 and secondary phase-reversing tube 2, thus the entire length of phase-reversing tube is changed, snap ring 12 the friction that can reduce between main phase-reversing tube 1 and phase inverted cabinet side panel is set, prevent the forward outer surface of main phase-reversing tube 1 from wearing and tearing.It should be noted that, in the specific implementation process of phase inverted cabinet, can the structural representation of composition graphs 2 and Fig. 3, realize a kind of phase inverted cabinet, this phase inverted cabinet not only automatically can regulate the entire length of phase-reversing tube but also can the entire length of manual adjustments phase-reversing tube, in conjunction with automatic and manual adjustments mode, the entire length of phase-reversing tube is regulated more accurately.In the present embodiment, by regulating the entire length of phase-reversing tube, making the entire length of phase-reversing tube elongated or shorten, thus making phase inverted cabinet obtain different bass audio effects.
Wherein, casing 5 lateral surface is provided with control button, drives secondary phase-reversing tube 2 along the axial direction back and forth movement of main phase-reversing tube 1 for controlling driving mechanism 3.Such as, the transmission guide rod 32 that can control driving mechanism 3 inside by control button carries out rotating clockwise or rotating counterclockwise, when transmission guide rod 32 rotates clockwise, secondary phase-reversing tube 2 is driven to move along the axial direction leaving main phase-reversing tube 1, thus make the entire length of phase-reversing tube elongated, when transmission guide rod 32 rotates counterclockwise, secondary phase-reversing tube 2 is driven to move along the axial direction of the main phase-reversing tube 1 of trend, thus the entire length of phase-reversing tube is shortened, the tonequality of phase inverted cabinet is changed by the change of phase-reversing tube entire length.
Wherein, the bottom of casing 5 is provided with bellmouth orifice 6, is provided with loudspeaker 7 above bellmouth orifice 6.When loudspeaker 7 work, produce air-flow, air-flow flows out outside casing 5, corresponding with the operating state of loudspeaker 7, and air-flow has very important impact from the speed outflow casing 5 in casing 5 and the tonequality of blast on phase inverted cabinet.
The phase-reversing tube structure that the embodiment of the present invention provides and phase inverted cabinet, this phase-reversing tube structure comprises main phase-reversing tube and secondary phase-reversing tube, and main phase-reversing tube is connected with secondary phase-reversing tube, and main phase-reversing tube and secondary phase-reversing tube can relative movements.By the relative movement between main phase-reversing tube and secondary phase-reversing tube, make the entire length variable length of phase-reversing tube or shorten, the change of phase-reversing tube entire length makes phase inverted cabinet can obtain different bass audio effects, thus meets the different requirements of consumer to audio.
Above embodiment is the preferred embodiment realizing technical solution of the present invention; those of ordinary skill in the art is to be understood that; suitable adjustment and conversion can be done to embodiment according to thought of the present invention and spirit; the driving mechanism of such as phase-reversing tube structure can select other type of drive outside motor driving, and the adjustment done and change also belong to protection scope of the present invention.